425436564 has 48 divisors (see below), whose sum is σ = 1139419008. Its totient is φ = 121026048.

The previous prime is 425436563. The next prime is 425436569. The reversal of 425436564 is 465634524.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (425436563) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8704 + ... + 30440.

It is an arithmetic number, because the mean of its divisors is an integer number (23737896).

Almost surely, 2^425436564 is an apocalyptic number.

It is an amenable number.

425436564 is an abundant number, since it is smaller than the sum of its proper divisors (713982444).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

425436564 is a wasteful number, since it uses less digits than its factorization.

425436564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21984 (or 21982 counting only the distinct ones).

The product of its digits is 345600, while the sum is 39.

The square root of 425436564 is about 20626.1136426618. The cubic root of 425436564 is about 752.1046448799.

The spelling of 425436564 in words is "four hundred twenty-five million, four hundred thirty-six thousand, five hundred sixty-four".